/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/ClusterUnionManager.h
FClusterUnionManager ( [FRigidClustering](API\Runtime\Chaos\Chaos\FRigidClustering) & InClustering, [FPBDRigidsEvolutionGBF](API\Runtime\Chaos\Chaos\FPBDRigidsEvolutionGBF) & InEvolution )